: Right-click the application or installer and select Run as administrator .
might be stopping the "Independent Hardware Vendor" (IHV) software from writing to your disk. How to fix it: Find the Source Task Manager ihv gui mui 64 access denied
Modern IHV anti-cheat or DRM drivers (NVIDIA’s NVFBC, AMD’s AGS) register as Protected Process Light. Their GUI tools, however, do not. When a PPL-protected driver creates a shared memory object but restricts it to only other PPL processes, the standard user-mode GUI is locked out. The developer intended a graceful fallback. There is none. : Right-click the application or installer and select